Innovative development plan for the next generation mobile network By the end of 2009, the number of global users in the mobile industry had exceeded 4 billion, generating revenue of more than $ 700 billion. In addition, Ericsson, the industry's leading mobile equipment s ...read more...

Combined application of Jini and Bluetooth technology With the wide application of embedded systems in various electronic devices, the development of computer technology will enter a stage of Pervasive CompuTIng. The ensuing networking of various electronic devices has become ...read more...

The first supporting data card for the opening of the LTE system at the Expo venue was delivered in April The reporter was informed by China Mobile Shanghai that the first TD-LTE system of the World Expo venue has been officially opened in the Shanghai World Expo permanent bu ...read more...

Application of automotive electronics in the field of active safety Why do you need active security? 1. Active safety can improve vehicle safety 2. The role of passive safety is approaching its limit Active and safe market and industry trends _ Global statistics on casual ...read more...

Thermal imaging technology refers to: through non-contact detection, the infrared energy (heat) generated by the object radiation is converted into an electrical signal, and the thermal radiation image is finally formed after information processing. The infrared energy has a l ...read more...

An important part of HiFi sound quality-audio stand In the years of experience playing HiFi, the more advanced equipment is, the more sensitive it is. At the same time, in order to accommodate the sound field, enthusiasts avoid using tall equipment racks. They like to use equ ...read more...

Principle and design of analog isolation amplifier circuit using optocoupler This paper presents a new design scheme for isolation amplifiers, which has a simple structure and uses universal devices, which is easy to implement. The circuit is compared with AD210AN integrated ...read more...